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4
votes
1answer
50 views

What are the effects of caffein olfaction?

Does smelling caffeine share equivalent effects on our central nervous system to those immediately apparent when ingesting? More precisely, does the aroma of coffee necessitate a beneficial ...
2
votes
3answers
104 views

Espresso machine fish tank smell

I just purchased a used Expobar Office Pulser it came with a very strong smell fish tank or algae smell. What does that mean and how do I get rid of the smell? The water passes through the machine ...
6
votes
2answers
775 views

Why do my Arabica beans smell and taste of burnt rubber?

I recently bought some Kenyan SL28, SL34 beans with a supposed blackcurrant note. It has an overwhelming burnt rubber flavor that I thought was exclusive to Robusta, how come?
6
votes
1answer
1k views

Why does the gas from degassing ground coffee smell bad?

I have a jar with ground coffee stored in a cupboard. Every time I open that cupboard a specific smell gets out, one that can surely be associated with coffee but that is not the same one that you can ...